Add 90/72 and 15/36
1st number: 1 18/72, 2nd number: 15/36
90/72 + 15/36 is 5/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
90/72 = 90 × 1/72 × 1 = 90/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
15/36 = 15 × 2/36 × 2 = 30/72 - Add the two like fractions:
90/72 + 30/72 = 90 + 30/72 = 120/72 - 120/72 simplified gives 5/3
- So, 90/72 + 15/36 = 5/3
In mixed form: 12/3
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